Home / 864,085,263.56-1,192,440,674.58-467,608,153.76

Finding the Fourth Proportional to 864,085,263.56, 1,192,440,674.58 and 467,608,153.76

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Solution

The fourth proportional to 864,085,263.56, 1,192,440,674.58 and 467,608,153.76 is: 645,300,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,085,263.56 : 1,192,440,674.58 = 467,608,153.76 : x
  2. Step 2: Convert to fraction form
    864,085,263.56/1,192,440,674.58 = 467,608,153.76/x
  3. Step 3: Cross multiply
    864,085,263.56x = 1,192,440,674.58 × 467,608,153.76
  4. Step 4: Simplify right side
    864,085,263.56x = 557,594,982,308,682,688
  5. Step 5: Solve for x
    x = 557,594,982,308,682,688/864,085,263.56
  6. Step 6: Final answer
    x = 645,300,881.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.